Question: A current I0 = 1.9 A flows in a long closed solenoid. The wire it is wound of is in a superconducting state. Find the

A current I0 = 1.9 A flows in a long closed solenoid. The wire it is wound of is in a superconducting state. Find the current flowing in the solenoid when the length of the solenoid is increased by η = 5%.

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